afterimage

['ɑ:ftərˌɪmɪdʒ] ['ɑftəˌɪmɪdʒ]
例句
英英词典释义
  • Noun
    1. an image (usually a negative image) that persists after stimulation has ceased
行业词典
  • 医学: 后象:形成初始影象的刺激停止后视觉印象的短暂滞留。正后象(positive afterimage)指明、暗和颜色皆保持不变,如明、暗相反而颜色互补,则为负后象(negative afterimage);